Chapter 2 Preparing for Installation
Site Requirements
Shock and Vibration
Cisco ME 6524 Ethernet switches have been shock- and
System Grounding
Grounding is one of the most important parts of equipment installation. Proper grounding practices ensure that the buildings and the installed equipment within them have
Table
| Electromagnetic |
|
Environment | Noise Severity Level | Grounding Recommendations |
|
|
|
A commercial building is | High | All lightning protection devices must be |
subjected to direct lightning |
| installed in strict accordance with |
strikes. |
| manufacturer recommendations. Conductors |
For example, some places in the |
| carrying lightning current should be spaced |
| away from power and data lines in | |
United States, such as Florida, |
| |
| accordance with applicable | |
are subject to more lightning |
| |
| recommendations and codes. Best grounding | |
strikes than other areas. |
| |
| practices must be closely followed; consult | |
|
| |
|
| with the site or local electrician. |
|
|
|
A commercial building is located | High | Best grounding practices must be closely |
in an area where lightning storms |
| followed; consult with the site or local |
frequently occur but is not |
| electrician. |
subject to direct lightning |
|
|
strikes. |
|
|
|
|
|
A commercial building contains | Medium to High | Best grounding practices must be closely |
a mix of information technology |
| followed; consult with the site or local |
equipment and industrial |
| electrician. |
equipment, such as welding. |
|
|
|
|
|
An existing commercial building | Medium | Best grounding practices must be closely |
is not subject to natural |
| followed; consult with the site or local |
environmental noise or |
| electrician. Determine source and cause of |
| noise if possible, and mitigate as closely as | |
building contains a standard |
| possible at the noise source or reduce |
office environment. This |
| coupling from the noise source to your |
installation has a history of |
| system. |
malfunctions due to |
|
|
electromagnetic noise. |
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Cisco ME 6500 Series Ethernet Switch Installation Guide
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